302-998-3140
| Name | Info | Page |
| A.I. DuPont High School | School | A-1 |
| Albertson Park | Development | A-2 |
| Angelsey | Development | A-3 |
| Autum Hills | Development | A-4 |
| Avalon | Development | A-5 |
| Agilent Technologies | A-6 | |
| Barley Mill Court | Development | B-1 |
| Barley Mill Drive | B-2 | |
| Barley Mill Road | B-3 | |
| Barley Mill Road | Ramsey Road to Centerville Road | B-3a |
| Barley Mill Road | Centerville Road to Centre Road | B-3b |
| Barley Woods | Development | B-4 |
| Brandywine Springs Manor | Development | B-5 |
| Brandywine Convalescent Home | Nursing Home | B-6 |
| Breidablik | Development | B-7 |
| Brookland Terrace | Development | B-8 |
| Brookmeade I | Development | B-9 |
| Brookmeade II & III | Development | B-10 |
| Brook Valley | Development | B-11 |
| Campbell Road - Route 82 | C-1 | |
| Canterbury Hills | Development | C-2 |
| Carriage Road | C-3 | |
| Cedars | Development | C-4 |
| Centerville Road | C-5 | |
| Centerville Road | 1200 block to 1900 block | C-5a |
| Centerville Road | 1900 block to 2200 block | C-5b |
| Centerville Road | Faulkland Road to Lancaster Pike | C-5c |
| Centerville Road | Lancaster Pike to Barley Mill Road | C-5d |
| Centerville Road | Barley Mill Road to Hillside Road | C-5e |
| Centerville Road | Hillside Road to Campbell Road | C-5f |
| Centre Road - Route 141 | C-6 | |
| Centre Road - Route 141 | RR tracks to Ferris Rd | C-6a |
| Centre Road - Route 141 | Ferris Rd to Faulkland Rd | C-6b |
| Centre Road - Route 141 | Faulkland Rd to Lancaster Pk | C-6c |
| Centre Road - Route 141 | Lancaster Pk to Kennett Pk | C-6d |
| Cheshire | Development | C-8 |
| Chestnut Run | Shopping Center | C-7 |
| Coffee Run | Condominiums | C-9 |
| Cokesbury Village | Main Building | C-10 |
| Cokesbury Village Cottages | Cottages | C-11 |
| Cranston Hall | Apartments | C-12 |
| Cranston Heights | Development | C-13 |
| Cranston Place | Development | C-13 |
| Davis Terrace | Development | D-1 |
| Deer Valley | Development | D-2 |
| Delle Donne Corporate Center | D-3 | |
| Depot Shopping Center | Shopping Center | D-4 |
| Driftwood Club | Apartments | D-5 |
| Delaware Youth & Family Center | D-6 | |
| Fairthorne | Development | F-1 |
| Fairway Estates | Development | F-2 |
| Faulkland Heights | Development | F-3 |
| Faulkland Road - Route 34 | F-4 | |
| Faulkland Road - Route 34 | Newport Gap Pk to WW RR | F-4a |
| Faulkland Road - Route 34 | WW RR to Centerville Rd | F-4b |
| Faulkland Road - Route 34 | Centerville Rd to Kendall Rd | F-4c |
| Faulkland Road - Route 34 | Kendall Rd to Centre Rd | F-4d |
| Faulkland Woods | Development | F-5 |
| Fells Lane | F-6 | |
| Ferris School | F-7 | |
| Fox Hollow | Development | F-8 |
| Gap Turnpike Plaza | Shopping Center | G-1 |
| Greenbank Manor | Apartments | G-2 |
| Greenbank Road | G-3 | |
| Greenbank Shopping Center | Shopping Center | G-4 |
| Greenspring Road | cross street: Hillside Rd | G-5 |
| Greenville Place & Towers | Apartments | G-6 |
| Halsey Drive | H-1 | |
| Hercules Inc. Research Center | H-2 | |
| Hercules Road | H-3 | |
| Highlands of Westminister | Development | H-4 |
| Hillside Farms | Development | H-5 |
| Hillside Mill Road | H-6 | |
| Hillside Road | H-7 | |
| Hoopes Reservoir | H-8 | |
| Hedge Apple Lane | H-9 | |
| Kennett Pike - Route 52 | K-1 | |
| Kennett Pike - Route 52 | Rt 141 to Hillside Rd | K-1a |
| Kennett Pike - Route 52 | Hillside Road to Campbell Road | K-1b |
| Kirkwood Highway - Route 2 | K-2 | |
| Lancaster Pike - Route 48 | L-1 | |
| Lancaster Pike - Route 48 | Loveville Rd to Hercules Rd | L-1a |
| Lancaster Pike - Route 48 | Hercules Rd to Centerville Rd | L-1b |
| Lancaster Pike - Route 48 | Centerville Rd to Centre Rd/Rt 141 | L-1c |
| Limerick | Development | L-2 |
| Little Falls Center 1 & 2 | L-3 | |
| Little Falls Center 3 | L-4 | |
| Little Falls Village | Development | L-5 |
| Loveville Road | L-6 | |
| Loveville Road | Newport Gap Pk to Lancaster Pk | L-6a |
| Loveville Road | Lancaster Pk to Old Wilmington Rd | L-6b |
| Lynnway Estates | Development | L-7 |
| Marbrook Elementary School | School | M-1 |
| Masonic Home | Main Building | M-2 |
| Masonic Home | Cottages | M-2a |
| Mount Cuba Road | M-3 | |
| New London Road - Route 82 | N-1 | |
| Newport Gap Pike | N-2 | |
| Newport Gap Pike | WW Railroad tracks to Old Capital Trail | N-2a |
| Newport Gap Pike | Old Capital Trail to Kirkwood Hwy/Rt 2 | N-2b |
| Newport Gap Pike - Route 41 | Kirkwood Hwy/Rt 2 to Faulkland Rd/Rt 34 | N-2c |
| Newport Gap Pike - Route 41 | Faulkland Rd/Rt 34 to Hercules Rd | N-2d |
| Newport Gap Pike - Route 41 | Hercules Rd to Loveville Rd | N-2e |
| NCC Detention Center | N-3 | |
| Old Capitol Trail | O-1 | |
| Old Capitol Trail | Centerville Rd to Newport Gap Pike | O-1a |
| Old Capitol Trail | Newport Gap Pike to WW Railroad tracks | O-1b |
| Old Hobson Farm | Development | O-2 |
| Old Wilmington Road | O-3 | |
| Powder Mill Square | Shopping Center | P-1 |
| Prices Corner | Shopping Center | P-2 |
| Ramsey Ridge | Development | R-1 |
| Ramsey Road | cross street: Old Wilmington Rd | R-2 |
| Ramsey Road | cross street: Barley Mill Rd | R-2a |
| Regal Heights | Nursing Home | R-4 |
| Rolling Mill Road | R-3 | |
| Saint Catherine of Siena | Church / School | S-1 |
| Sedgeley Farms | Development | S-2 |
| Spice Mill Run | Development | S-3 |
| Spring Valley | Development | S-4 |
| Squirrel Run | Development | S-5 |
| Stella Plaza | Shopping Center | S-6 |
| Stonewold | Development | S-7 |
| Stoney Crest | Development | S-8 |
| Tatnall School | School | T-1 |
| Tybrook | Development | T-2 |
| Tall Trees | Development | T-3 |
| Valmy Lane | V-1 | |
| West Riding | Development | W-1 |
| Westbrae | Development | W-2 |
| Westgate Farms | Development | W-3 |
| Westminister | Development | W-4 |
| Westmont | Development | W-5 |
| Westover Hills | Development | W-6 |
| Windward Road | W-8 | |
| Winterbury | Development | W-7 |
| Wooddale | Development | W-9 |
| Woodland Heights | Development | W-10 |
| Woodland Park | Development | W-11 |
| Woodland Park Apartments | Apartments | W-12 |